AlmaLinux 9.2 [TuxCare] Security Update: osbuild-composer / osbuild-composer-core / etc (ALMALINUX9.2:CLSA-2026:1790972556)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1790972556 advisory. - Echo is a Go web framework. Prior to 4.15.3 and 5.2.0, Echo's router and static file handler disagree on URL path decoding. The router...

AlmaLinux 9.6 [TuxCare] Security Update: osbuild-composer / osbuild-composer-core / osbuild-composer-tests / etc (ALMALINUX9.6:CLSA-2026:1790266264)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1790266264 advisory. - Echo is a Go web framework. Prior to 4.15.3 and 5.2.0, Echo's router and static file handler disagree on URL path decoding. The router...

Rocky Linux 9.6 [TuxCare] Security Update: osbuild-composer / osbuild-composer-core / osbuild-composer-tests / etc (ALMALINUX9.6:CLSA-2026:1790266264)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1790266264 advisory. - Echo is a Go web framework. Prior to 4.15.3 and 5.2.0, Echo's router and static file handler disagree on URL path decoding. The router...

CLSA-2026-1790266264 osbuild-composer: Fix of CVE-2026-55677

CVE-2026-55677: reject percent-encoded path separators %2F, %5C in the static file wildcard before unescaping it, in StaticDirectoryHandler and StaticWithConfig of the vendored github.com/labstack/echo/v4, so that an encoded separator cannot smuggle a path segment past the router and disclose a...

Echo: Encoded slash (%2F) bypasses route-level protection and exposes static files

Summary Echo's router and static file handler disagree on URL path decoding. The router matches routes using the raw encoded path preserving %2F as-is, while StaticDirectoryHandler unescapes %2F to / before resolving filesystem paths. This allows an attacker to bypass route-level access controls...

CVE-2026-55677

Echo is a Go web framework. Prior to 4.15.3 and 5.2.0, Echo's router and static file handler disagree on URL path decoding. The router matches routes using the raw encoded path preserving %2F as-is, while StaticDirectoryHandler unescapes %2F to / before resolving filesystem paths. This allows an...

CVE-2026-55677: Improper Limitation of a Pathname to a Restricted Directory

Echo is a Go web framework. Prior to 4.15.3 and 5.2.0, Echo's router and static file handler disagree on URL path decoding. The router matches routes using the raw encoded path preserving %2F as-is, while StaticDirectoryHandler unescapes %2F to / before resolving filesystem paths. This allows an...

CVE-2026-55677: Improper Limitation of a Pathname to a Restricted Directory

Echo is a Go web framework. Prior to 4.15.3 and 5.2.0, Echo's router and static file handler disagree on URL path decoding. The router matches routes using the raw encoded path preserving %2F as-is, while StaticDirectoryHandler unescapes %2F to / before resolving filesystem paths. This allows an...